ASCIISymbol:
ASCIISymbol =
"!" | """ | "#" | "$" | "%" | "&" | "'" | "(" | ")" | "*" | "+" | "," | "-" | "." | "/" | ":" | ";" | "<" | "=" | ">" | "?" | "@" | "[" | "\" | "]" | "^" | "_" | "`" | "{" | "|" | "}" | "~"
Places in the syntax where you might come from:
ASCIICharacter